5.1—Applicability.
(b)
For the purposes of this part, Secretary means the Secretary of Transportation or the Under Secretary of Transportation, or any of the following to whom the Secretary has delegated authority to conduct rulemaking proceedings:
Any of these officers may redelegate that authority to the head of any office who reports to him.
(c)
Records relating to rulemaking proceedings are available for inspection as provided in part 7 of this subtitle.
[32 FR 10363, July 14, 1967, as amended by Amdt. 5-2, 35 FR 5331, Mar. 31, 1970; Amdt. 5-3, 36 FR 430, Jan. 13, 1971; 69 FR 4457, Jan. 30, 2004]